Bulletin ID
Last updated on
Security update available for Adobe Acrobat and Reader | APSB22-01
|
|
Date Published |
Priority |
|---|---|---|
|
APSB22-01 |
January 11, 2022 |
2 |
Summary
Adobe has released security updates for Adobe Acrobat and Reader for Windows and macOS. These updates address multiple critical, important and moderate vulnerabilities. Successful exploitation could lead to arbitrary code execution, memory leak, application denial of service, security feature bypass and privilege escalation.
Affected Versions
|
Track |
Affected Versions |
Platform |
|
|
Acrobat DC |
Continuous |
21.007.20099 and earlier versions |
Windows |
|
Acrobat Reader DC |
Continuous |
|
Windows |
|
Acrobat DC |
Continuous |
21.007.20099 and earlier versions |
macOS |
|
Acrobat Reader DC |
Continuous |
21.007.20099 and earlier versions |
macOS |
|
|
|
|
|
|
Acrobat 2020 |
Classic 2020 |
20.004.30017 and earlier versions |
Windows & macOS |
|
Acrobat Reader 2020 |
Classic 2020 |
20.004.30017 and earlier versions |
Windows & macOS |
|
|
|
|
|
|
Acrobat 2017 |
Classic 2017 |
17.011.30204 and earlier versions |
Windows & macOS |
|
Acrobat Reader 2017 |
Classic 2017 |
17.011.30204 and earlier versions |
Windows & macOS |
For questions regarding Acrobat DC, please visit the Acrobat DC FAQ page.
For questions regarding Acrobat Reader DC, please visit the Acrobat Reader DC FAQ page.
Solution
Adobe recommends users update their software installations to the latest versions by following the instructions below.
The latest product versions are available to end users via one of the following methods:
Users can update their product installations manually by choosing Help > Check for Updates.
The products will update automatically, without requiring user intervention, when updates are detected.
The full Acrobat Reader installer can be downloaded from the Acrobat Reader Download Center.
For IT administrators (managed environments):
Refer to the specific release note version for links to installers.
Install updates via your preferred methodology, such as AIP-GPO, bootstrapper, SCUP/SCCM (Windows), or on macOS, Apple Remote Desktop and SSH.
Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version:
|
Track |
Updated Versions |
Platform |
Priority Rating |
Availability |
|
|
Acrobat DC |
Continuous |
21.011.20039 |
Windows and macOS |
2 |
|
|
Acrobat Reader DC |
Continuous |
21.011.20039 |
Windows and macOS |
2 |
|
|
|
|
|
|
|
|
|
Acrobat 2020 |
Classic 2020 |
20.004.30020 |
Windows and macOS |
2 |
|
|
Acrobat Reader 2020 |
Classic 2020 |
20.004.30020 |
Windows and macOS |
2 |
|
|
|
|
|
|
|
|
|
Acrobat 2017 |
Classic 2017 |
17.011.30207 |
Windows and macOS |
2 |
|
|
Acrobat Reader 2017 |
Classic 2017 |
17.011.30207 |
Windows and macOS |
2 |
Vulnerability Details
| Vulnerability Category | Vulnerability Impact | Severity | CVSS base score | CVSS vector | CVE Number |
| Use After Free (CWE-416) | Arbitrary code execution | Critical | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44701 |
| Information Exposure (CWE-200) |
Privilege escalation | Moderate | 3.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N |
CVE-2021-44702 |
| Stack-based Buffer Overflow (CWE-121) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44703 |
| Use After Free (CWE-416) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44704 |
| Access of Uninitialized Pointer (CWE-824) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44705 |
| Use After Free (CWE-416) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44706 |
| Out-of-bounds Write (CWE-787) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44707 |
| Heap-based Buffer Overflow (CWE-122) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44708 |
| Heap-based Buffer Overflow (CWE-122) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44709 |
| Use After Free (CWE-416) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44710 |
| Integer Overflow or Wraparound (CWE-190) | Arbitrary code execution | Critical | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-44711 |
| Improper Input Validation (CWE-20) | Application denial-of-service | Important | 4.4 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L | CVE-2021-44712 |
| Use After Free (CWE-416) | Application denial-of-service | Important | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | CVE-2021-44713 |
| Violation of Secure Design Principles (CWE-657) | Security feature bypass | Moderate | 2.5 | CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N | CVE-2021-44714 |
| Out-of-bounds Read (CWE-125) | Memory Leak | Moderate | 3.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N | CVE-2021-44715 |
| Information Exposure (CWE-200) |
Privilege escalation |
Moderate | 3.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N |
CVE-2021-44739 |
| NULL Pointer Dereference (CWE-476) | Application denial-of-service | Moderate | 3.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L | CVE-2021-44740 |
| NULL Pointer Dereference (CWE-476) | Application denial-of-service | Moderate | 3.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L | CVE-2021-44741 |
| Out-of-bounds Read (CWE-125) | Memory Leak | Moderate | 3.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N | CVE-2021-44742 |
| Out-of-bounds Read (CWE-125) | Arbitrary code execution | Critical | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-45060 |
| Out-of-bounds Write (CWE-787) | Arbitrary code execution | Critical | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-45061 |
| Use After Free (CWE-416) | Arbitrary code execution | Critical | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-45062 |
| Use After Free (CWE-416) | Privilege escalation | Moderate | 3.3 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N | CVE-2021-45063 |
| Use After Free (CWE-416) | Arbitrary code execution | Critical | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-45064 |
| Access of Memory Location After End of Buffer (CWE-788) | Memory Leak | Important | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N | CVE-2021-45067 |
| Out-of-bounds Write (CWE-787) | Arbitrary code execution | Critical | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2021-45068 |
| Out-of-bounds Write (CWE-787) |
Arbitrary code execution |
Critical | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2022-24092 |
| Out-of-bounds Write (CWE-787) |
Arbitrary code execution |
Critical | 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CVE-2022-24091 |
Acknowledgements
Adobe would like to thank the following for reporting these issues and for working with Adobe to help protect our customers:
- Ashfaq Ansari and Krishnakant Patil - HackSys Inc working with Trend Micro Zero Day Initiative (CVE-2021-44701)
- j00sean (j00sean) (CVE-2021-44702, CVE-2021-44739)
- Kai Lu of Zscaler's ThreatLabz (CVE-2021-44703, CVE-2021-44708, CVE-2021-44709, CVE-2021-44740, CVE-2021-44741)
- PangU via TianfuCup (CVE-2021-44704)
- StakLeader via TianfuCup and Mat Powell of Trend Micro Zero Day Initiative (CVE-2021-44705)
- bee13oy of Kunlun Lab via TianfuCup (CVE-2021-44706)
- Vulnerability Research Institute Juvenile Via TianfuCup and Mat Powell of Trend Micro Zero Day Initiative
(CVE-2021-44707) - Jaewon Min and Aleksandar Nikolic of Cisco Talos (CVE-2021-44710, CVE-2021-44711)
- Sanjeev Das (sd001) (CVE-2021-44712)
- Rocco Calvi (TecR0c) and Steven Seeley of Qihoo 360 (CVE-2021-44713, CVE-2021-44715)
- chamal (chamal) (CVE-2021-44714)
- fr0zenrain of Baidu Security (fr0zenrain) (CVE-2021-44742)
- Anonymous working with Trend Micro Zero Day Initiative (CVE-2021-45060, CVE-2021-45061, CVE-2021-45062, CVE-2021-45063; CVE-2021-45068, CVE-2021-45064)
- Ashfaq Ansari and Krishnakant Patil - HackSys Inc (CVE-2021-45067)
- Mat Powell of Trend Micro Zero Day Initiative (CVE-2022-24092, CVE-2022-24091)
Revisions:
January 12, 2022: Updated acknowledgement for CVE-2021-44706
January 13, 2022: Updated acknowledgement for CVE-2021-45064, Updated CVE details for CVE-2021-44702 and CVE-2021-44739
January 17, 2022: Updated acknowledgement for CVE-2021-44706
January 27th, 2022: Updated acknowledgment for CVE-2021-45067
March 16, 2022: Added CVE details for CVE-2022-24091 and CVE-2022-24092
March 24, 2022: Updated acknowledgements for CVE-2022-44705 and CVE-2022-44707
For more information, visit https://helpx.adobe.com/security.html, or email PSIRT@adobe.com.